Finding the Fourth Proportional to 1,575,111.80, 2,364,417.30 and 976,748.60

Step by Step Solution

1. Step 1: Write the proportion equation
   1,575,111.80 : 2,364,417.30 = 976,748.60 : x
2. Step 2: Convert to fraction form
   1,575,111.80/2,364,417.30 = 976,748.60/x
3. Step 3: Cross multiply
   1,575,111.80x = 2,364,417.30 × 976,748.60
4. Step 4: Simplify right side
   1,575,111.80x = 2,309,441,287,590.78
5. Step 5: Solve for x
   x = 2,309,441,287,590.78/1,575,111.80
6. Step 6: Final answer
   x = 1,466,207.85